1970 Mustang (and Ford) Vacuum Diagrams

200 with electronic distributor modulator

200 without distributor vacuum control valve

250 with distributor vacuum control valve

250 without distributor vacuum control valve

302 2V with electronic distributor modulator

302 2V without distributor vacuum control valve

302 2V with electronic distributor modulator

302 2V with distributor vacuum control valve and Thermactor

302, 351W 2V with 3-hose distributor vacuum control valve

302, 351W 2V with distributor vacuum control valve

302 2V with distributor vacuum control valve

BOSS 302

351C 2V, with 3-hose distributor vacuum control valve

351C Ram Air, with 3-hose distributor vacuum control valve

351C, with distributor vacuum control valve

428 4V Ram Air, with 3-hose distributor vacuum control valve

428 4V without Ram Air, with dual diaphragm distributor

428 4V without Ram Air, with single diaphragm distributor

429, with dual diaphragm distributor and 3 hoses connected to the distributor vacuum control valve

429, with dual diaphragm distributor and distributor vacuum control valve

429, with single diaphragm distributor

429 Cobra Jet

"Imco" is special emissions tuning, "IMproved COmbustion"

"Thermactor" is Ford smog pump